EP4156674A4 - Data acquisition method and apparatus - Google Patents

Data acquisition method and apparatus Download PDF

Info

Publication number
EP4156674A4
EP4156674A4 EP22789143.9A EP22789143A EP4156674A4 EP 4156674 A4 EP4156674 A4 EP 4156674A4 EP 22789143 A EP22789143 A EP 22789143A EP 4156674 A4 EP4156674 A4 EP 4156674A4
Authority
EP
European Patent Office
Prior art keywords
data acquisition
acquisition method
data
acquisition
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP22789143.9A
Other languages
German (de)
French (fr)
Other versions
EP4156674A1 (en
Inventor
Jiangfeng YUAN
Chuan Liao
Junwei Zhou
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Honor Device Co Ltd
Original Assignee
Honor Device Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN202110925831.XA external-priority patent/CN113727033A/en
Application filed by Honor Device Co Ltd filed Critical Honor Device Co Ltd
Publication of EP4156674A1 publication Critical patent/EP4156674A1/en
Publication of EP4156674A4 publication Critical patent/EP4156674A4/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/73—Circuitry for compensating brightness variation in the scene by influencing the exposure time
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/16—Human faces, e.g. facial parts, sketches or expressions
    • G06V40/172—Classification, e.g. identification
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0007—Image acquisition
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/0002—Inspection of images, e.g. flaw detection
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/10—Image acquisition
    • G06V10/12—Details of acquisition arrangements; Constructional details thereof
    • G06V10/14—Optical characteristics of the device performing the acquisition or on the illumination arrangements
    • G06V10/141—Control of illumination
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/74—Image or video pattern matching; Proximity measures in feature spaces
    • G06V10/761—Proximity, similarity or dissimilarity measures
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/40—Spoof detection, e.g. liveness detection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N17/00—Diagnosis, testing or measuring for television systems or their details
    • H04N17/002—Diagnosis, testing or measuring for television systems or their details for television cameras
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/20—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from infrared radiation only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/70—SSIS architectures; Circuits associated therewith
    • H04N25/703—SSIS architectures incorporating pixels for producing signals other than image signals
    • H04N25/705—Pixels for depth measurement, e.g. RGBZ
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/30—Transforming light or analogous information into electric information
    • H04N5/33—Transforming infrared radiation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10028—Range image; Depth image; 3D point clouds
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10048—Infrared image
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10141—Special mode during image acquisition
    • G06T2207/10144—Varying exposure
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30196—Human being; Person
    • G06T2207/30201—Face

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Human Computer Interaction (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Artificial Intelligence (AREA)
  • Databases & Information Systems (AREA)
  • Evolutionary Computation (AREA)
  • Medical Informatics (AREA)
  • Software Systems (AREA)
  • Computing Systems (AREA)
  • Quality & Reliability (AREA)
  • Biomedical Technology (AREA)
  • Studio Devices (AREA)
  • Collating Specific Patterns (AREA)
EP22789143.9A 2021-08-12 2022-05-12 Data acquisition method and apparatus Pending EP4156674A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202110925831.XA CN113727033A (en) 2021-08-12 2021-08-12 Data acquisition method and device
PCT/CN2022/092485 WO2023016005A1 (en) 2021-08-12 2022-05-12 Data acquisition method and apparatus

Publications (2)

Publication Number Publication Date
EP4156674A1 EP4156674A1 (en) 2023-03-29
EP4156674A4 true EP4156674A4 (en) 2023-10-11

Family

ID=85176920

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22789143.9A Pending EP4156674A4 (en) 2021-08-12 2022-05-12 Data acquisition method and apparatus

Country Status (2)

Country Link
US (1) US20230052356A1 (en)
EP (1) EP4156674A4 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020045946A1 (en) * 2018-08-27 2020-03-05 엘지이노텍 주식회사 Image processing device and image processing method
WO2021059735A1 (en) * 2019-09-26 2021-04-01 ソニーセミコンダクタソリューションズ株式会社 Image processing device, electronic apparatus, image processing method, and program

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020045946A1 (en) * 2018-08-27 2020-03-05 엘지이노텍 주식회사 Image processing device and image processing method
WO2021059735A1 (en) * 2019-09-26 2021-04-01 ソニーセミコンダクタソリューションズ株式会社 Image processing device, electronic apparatus, image processing method, and program

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
ANDREW DEAN PAYNE: "Development of a Full-Field Time-of-Flight Range Imaging System", 1 January 2008 (2008-01-01), XP055486879, Retrieved from the Internet <URL:https://researchcommons.waikato.ac.nz/bitstream/handle/10289/3521/thesis.pdf?sequence=1&isAllowed=y> [retrieved on 20180621] *
See also references of WO2023016005A1 *

Also Published As

Publication number Publication date
US20230052356A1 (en) 2023-02-16
EP4156674A1 (en) 2023-03-29

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